>>> the bulk of the system staying to the north around oregon and washington will start to slide south a little under eureka and mount shasta and crescent city with lower elevation rain and higher elevation snow today. high pressure over us, nearly calm and very, very dry air and that's why we are seeing temperatures drop so significantly this morning. by 7:00, we are at our lows for -- in general, noon mid to upper' Ñ 40s, 4:00, a few high clouds, a lot of sun low to mid 50s, 7:00 chilly, low to mid 40s. rain arrives in the north bay tomorrow, also will bring warmer weather, rain for all of us friday and saturday. >>> 6:14. new this morning, abc news has learned president obama will hold a briefing at the white house 8:45 in morning, our time to make announcement about the nation's gun policies after the school tragedy in connecticut where we find mark greenblatt this morning. >> reporter: good morning. another somber day in sandy hook in 45 minutes more funerals are slated to get underway. here in the center of town, behind me the memorial has grown it extends back behind me, around the corn